Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
Sep 2025 Milk Sub Index 17.61
Milk (kg) -556.00 -0.014 7.78
Fat (kg) -4.47 -0.375 1.67
Prot (kg) -18.48 -0.441 8.16
Fertility Sub Index -0.37
Calving Interval (days) 0.42 -1.459 -0.61
Survival (%) 0.22 1.117 0.25
Calving Sub Index 0.70
Gestation Length (days) -0.76 -0.919 0.70
Beef Sub Index -2.33
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 8.94 -0.432 -3.86
Maintenance Sub Index Maint. Sub Index 6.68
Live WT (kg) -21.80 -0.307 6.68
Total Carbon Sub Index 22.30

* Based on an €80/tonne carbon price